1 | // |
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2 | // gfxcore.h |
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3 | // |
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4 | // Core drawing code for Aven. |
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5 | // |
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6 | // Copyright (C) 2000-2001,2002,2005 Mark R. Shinwell. |
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7 | // Copyright (C) 2001-2004,2005,2006,2007,2010,2011,2012,2013,2014 Olly Betts |
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8 | // Copyright (C) 2005 Martin Green |
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9 | // |
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10 | // This program is free software; you can redistribute it and/or modify |
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11 | // it under the terms of the GNU General Public License as published by |
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12 | // the Free Software Foundation; either version 2 of the License, or |
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13 | // (at your option) any later version. |
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14 | // |
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15 | // This program is distributed in the hope that it will be useful, |
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16 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 | // GNU General Public License for more details. |
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19 | // |
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20 | // You should have received a copy of the GNU General Public License |
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21 | // along with this program; if not, write to the Free Software |
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22 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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23 | // |
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24 | |
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25 | #ifndef gfxcore_h |
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26 | #define gfxcore_h |
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27 | |
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28 | #include <float.h> |
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29 | #include <time.h> |
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30 | |
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31 | #include "img_hosted.h" |
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32 | |
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33 | #include "guicontrol.h" |
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34 | #include "vector3.h" |
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35 | #include "wx.h" |
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36 | #include "gla.h" |
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37 | |
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38 | #include <list> |
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39 | #include <utility> |
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40 | #include <vector> |
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41 | |
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42 | using namespace std; |
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43 | |
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44 | class MainFrm; |
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45 | class traverse; |
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46 | |
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47 | // Mac OS X headers pollute the global namespace with generic names like |
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48 | // "class Point", which clashes with our "class Point". So for __WXMAC__ |
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49 | // put our class in a namespace and define Point as a macro. |
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50 | #ifdef __WXMAC__ |
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51 | namespace svx { |
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52 | #endif |
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53 | |
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54 | class Point : public Vector3 { |
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55 | public: |
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56 | Point() {} |
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57 | Point(const Vector3 & v) : Vector3(v) { } |
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58 | Point(const img_point & pt) : Vector3(pt.x, pt.y, pt.z) { } |
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59 | Double GetX() const { return x; } |
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60 | Double GetY() const { return y; } |
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61 | Double GetZ() const { return z; } |
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62 | void Invalidate() { x = DBL_MAX; } |
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63 | bool IsValid() const { return x != DBL_MAX; } |
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64 | }; |
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65 | |
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66 | #ifdef __WXMAC__ |
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67 | } |
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68 | #define Point svx::Point |
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69 | #endif |
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70 | |
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71 | class XSect; |
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72 | class LabelInfo; |
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73 | class PointInfo; |
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74 | class MovieMaker; |
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75 | |
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76 | class PresentationMark : public Point { |
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77 | public: |
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78 | Double angle, tilt_angle; |
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79 | Double scale; |
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80 | Double time; |
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81 | PresentationMark() : Point(), angle(0), tilt_angle(0), scale(0), time(0) |
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82 | { } |
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83 | PresentationMark(const Vector3 & v, Double angle_, Double tilt_angle_, |
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84 | Double scale_, Double time_ = 0) |
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85 | : Point(v), angle(angle_), tilt_angle(tilt_angle_), scale(scale_), |
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86 | time(time_) |
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87 | { } |
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88 | bool is_valid() const { return scale > 0; } |
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89 | }; |
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90 | |
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91 | enum { |
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92 | COLOUR_BY_NONE, |
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93 | COLOUR_BY_DEPTH, |
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94 | COLOUR_BY_DATE, |
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95 | COLOUR_BY_ERROR, |
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96 | COLOUR_BY_LIMIT_ // Leave this last. |
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97 | }; |
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98 | |
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99 | enum { |
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100 | UPDATE_NONE, |
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101 | UPDATE_BLOBS, |
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102 | UPDATE_BLOBS_AND_CROSSES |
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103 | }; |
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104 | |
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105 | enum { |
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106 | SPLAYS_HIDE, |
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107 | SPLAYS_SHOW_FADED, |
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108 | SPLAYS_SHOW_NORMAL, |
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109 | }; |
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110 | |
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111 | class GfxCore : public GLACanvas { |
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112 | Double m_Scale; |
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113 | int m_ScaleBarWidth; |
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114 | |
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115 | typedef enum { |
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116 | LIST_COMPASS, |
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117 | LIST_CLINO, |
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118 | LIST_CLINO_BACK, |
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119 | LIST_SCALE_BAR, |
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120 | LIST_DEPTH_KEY, |
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121 | LIST_DATE_KEY, |
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122 | LIST_ERROR_KEY, |
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123 | LIST_UNDERGROUND_LEGS, |
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124 | LIST_TUBES, |
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125 | LIST_SURFACE_LEGS, |
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126 | LIST_BLOBS, |
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127 | LIST_CROSSES, |
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128 | LIST_GRID, |
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129 | LIST_SHADOW, |
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130 | LIST_LIMIT_ // Leave this last. |
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131 | } drawing_list; |
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132 | |
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133 | static const int NUM_COLOUR_BANDS = 13; |
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134 | |
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135 | public: |
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136 | typedef enum { |
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137 | CURSOR_DEFAULT, |
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138 | CURSOR_POINTING_HAND, |
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139 | CURSOR_DRAGGING_HAND, |
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140 | CURSOR_HORIZONTAL_RESIZE, |
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141 | CURSOR_ROTATE_HORIZONTALLY, |
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142 | CURSOR_ROTATE_VERTICALLY, |
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143 | CURSOR_ROTATE_EITHER_WAY, |
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144 | CURSOR_ZOOM, |
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145 | CURSOR_ZOOM_ROTATE |
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146 | } cursor; |
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147 | |
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148 | private: |
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149 | GUIControl* m_Control; |
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150 | char* m_LabelGrid; |
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151 | MainFrm* m_Parent; |
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152 | bool m_DoneFirstShow; |
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153 | Double m_TiltAngle; |
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154 | Double m_PanAngle; |
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155 | bool m_Rotating; |
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156 | Double m_RotationStep; |
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157 | int m_SwitchingTo; |
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158 | bool m_Crosses; |
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159 | bool m_Legs; |
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160 | int m_Splays; |
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161 | bool m_Names; |
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162 | bool m_Scalebar; |
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163 | bool m_ColourKey; |
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164 | bool m_OverlappingNames; |
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165 | bool m_Compass; |
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166 | bool m_Clino; |
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167 | bool m_Tubes; |
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168 | int m_ColourBy; |
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169 | |
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170 | bool m_HaveData; |
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171 | bool m_MouseOutsideCompass; |
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172 | bool m_MouseOutsideElev; |
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173 | bool m_Surface; |
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174 | bool m_Entrances; |
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175 | bool m_FixedPts; |
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176 | bool m_ExportedPts; |
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177 | bool m_Grid; |
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178 | bool m_BoundingBox; |
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179 | |
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180 | bool m_Degrees; |
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181 | bool m_Metric; |
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182 | bool m_Percent; |
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183 | |
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184 | list<LabelInfo*> *m_PointGrid; |
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185 | bool m_HitTestGridValid; |
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186 | |
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187 | bool m_here_is_temporary; |
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188 | Point m_here, m_there; |
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189 | |
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190 | wxStopWatch timer; |
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191 | long drawtime; |
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192 | |
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193 | GLAPen m_Pens[NUM_COLOUR_BANDS + 1]; |
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194 | |
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195 | #define PLAYING 1 |
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196 | int presentation_mode; // for now, 0 => off, PLAYING => continuous play |
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197 | bool pres_reverse; |
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198 | double pres_speed; |
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199 | PresentationMark next_mark; |
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200 | double next_mark_time; |
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201 | double this_mark_total; |
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202 | |
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203 | MovieMaker * movie; |
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204 | |
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205 | cursor current_cursor; |
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206 | |
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207 | // The legends for each entry in the colour key. |
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208 | wxString key_legends[NUM_COLOUR_BANDS]; |
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209 | |
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210 | wxPoint key_lowerleft[COLOUR_BY_LIMIT_]; |
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211 | |
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212 | void PlaceVertexWithColour(const Vector3 &v, Double factor = 1.0); |
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213 | void PlaceVertexWithColour(const Vector3 & v, GLint tex_x, GLint tex_y, |
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214 | Double factor); |
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215 | void SetDepthColour(Double z, Double factor); |
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216 | void PlaceVertexWithDepthColour(const Vector3 & v, Double factor = 1.0); |
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217 | void PlaceVertexWithDepthColour(const Vector3 & v, GLint tex_x, GLint tex_y, Double factor); |
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218 | |
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219 | void SetColourFromDate(int date, Double factor); |
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220 | void SetColourFromError(double E, Double factor); |
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221 | |
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222 | int GetClinoOffset() const; |
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223 | void DrawTick(int angle_cw); |
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224 | void DrawArrow(gla_colour col1, gla_colour col2); |
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225 | |
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226 | void SkinPassage(vector<XSect> & centreline, bool draw = true); |
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227 | |
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228 | virtual void GenerateList(unsigned int l); |
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229 | void GenerateDisplayList(); |
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230 | void GenerateDisplayListTubes(); |
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231 | void GenerateDisplayListSurface(); |
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232 | void GenerateDisplayListShadow(); |
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233 | void GenerateBlobsDisplayList(); |
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234 | |
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235 | void DrawIndicators(); |
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236 | |
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237 | void TryToFreeArrays(); |
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238 | void FirstShow(); |
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239 | |
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240 | void DrawScaleBar(); |
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241 | void DrawColourKey(int num_bands, const wxString & other, const wxString & units); |
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242 | void DrawDepthKey(); |
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243 | void DrawDateKey(); |
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244 | void DrawErrorKey(); |
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245 | void DrawCompass(); |
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246 | void DrawClino(); |
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247 | void DrawClinoBack(); |
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248 | void Draw2dIndicators(); |
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249 | void DrawGrid(); |
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250 | |
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251 | void NattyDrawNames(); |
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252 | void SimpleDrawNames(); |
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253 | |
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254 | void DefaultParameters(); |
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255 | |
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256 | void Repaint(); |
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257 | |
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258 | void CreateHitTestGrid(); |
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259 | |
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260 | int GetCompassXPosition() const; |
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261 | int GetClinoXPosition() const; |
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262 | int GetIndicatorYPosition() const; |
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263 | int GetIndicatorRadius() const; |
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264 | |
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265 | void ToggleFlag(bool* flag, int update = UPDATE_NONE); |
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266 | |
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267 | const GLAPen& GetPen(int band) const { |
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268 | assert(band >= 0 && band < NUM_COLOUR_BANDS); |
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269 | return m_Pens[band]; |
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270 | } |
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271 | |
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272 | const GLAPen& GetSurfacePen() const { return m_Pens[NUM_COLOUR_BANDS]; } |
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273 | |
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274 | int GetNumColourBands() const { return NUM_COLOUR_BANDS; } |
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275 | |
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276 | void DrawShadowedBoundingBox(); |
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277 | void DrawBoundingBox(); |
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278 | |
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279 | public: |
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280 | GfxCore(MainFrm* parent, wxWindow* parent_window, GUIControl* control); |
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281 | ~GfxCore(); |
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282 | |
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283 | void Initialise(bool same_file); |
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284 | void InitialiseTerrain(); |
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285 | |
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286 | void UpdateBlobs(); |
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287 | void ForceRefresh(); |
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288 | |
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289 | void RefreshLine(const Point& a, const Point& b, const Point& c); |
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290 | |
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291 | void SetHere(); |
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292 | void SetHere(const Point &p); |
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293 | void SetThere(); |
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294 | void SetThere(const Point &p); |
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295 | |
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296 | void CentreOn(const Point &p); |
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297 | |
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298 | void TranslateCave(int dx, int dy); |
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299 | void TiltCave(Double tilt_angle); |
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300 | void TurnCave(Double angle); |
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301 | void TurnCaveTo(Double angle); |
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302 | |
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303 | void OnPaint(wxPaintEvent&); |
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304 | void OnSize(wxSizeEvent& event); |
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305 | void OnIdle(wxIdleEvent& event); |
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306 | |
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307 | void OnMouseMove(wxMouseEvent& event) { m_Control->OnMouseMove(event); } |
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308 | void OnLeaveWindow(wxMouseEvent& event); |
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309 | |
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310 | void OnLButtonDown(wxMouseEvent& event) { SetFocus(); m_Control->OnLButtonDown(event); } |
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311 | void OnLButtonUp(wxMouseEvent& event) { m_Control->OnLButtonUp(event); } |
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312 | void OnMButtonDown(wxMouseEvent& event) { SetFocus(); m_Control->OnMButtonDown(event); } |
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313 | void OnMButtonUp(wxMouseEvent& event) { m_Control->OnMButtonUp(event); } |
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314 | void OnRButtonDown(wxMouseEvent& event) { SetFocus(); m_Control->OnRButtonDown(event); } |
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315 | void OnRButtonUp(wxMouseEvent& event) { m_Control->OnRButtonUp(event); } |
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316 | void OnMouseWheel(wxMouseEvent& event) { SetFocus(); m_Control->OnMouseWheel(event); } |
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317 | void OnKeyPress(wxKeyEvent &event) { m_Control->OnKeyPress(event); } |
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318 | |
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319 | bool Animate(); |
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320 | bool Animating() const { |
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321 | return m_Rotating || m_SwitchingTo || presentation_mode != 0; |
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322 | } |
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323 | |
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324 | void ClearCoords(); |
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325 | void SetCoords(wxPoint); |
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326 | |
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327 | // Determine whether the compass is currently shown. |
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328 | bool ShowingCompass() const { return m_Compass; } |
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329 | // Determine whether the clino is currently shown. |
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330 | bool ShowingClino() const { return m_Clino; } |
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331 | |
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332 | bool PointWithinCompass(wxPoint point) const; |
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333 | bool PointWithinClino(wxPoint point) const; |
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334 | bool PointWithinScaleBar(wxPoint point) const; |
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335 | bool PointWithinColourKey(wxPoint point) const; |
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336 | |
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337 | void SetCompassFromPoint(wxPoint point); |
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338 | void SetClinoFromPoint(wxPoint point); |
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339 | void SetScaleBarFromOffset(wxCoord dx); |
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340 | |
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341 | void RedrawIndicators(); |
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342 | |
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343 | void StartRotation(); |
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344 | void ToggleRotation(); |
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345 | void StopRotation(); |
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346 | bool IsExtendedElevation() const; |
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347 | void ReverseRotation(); |
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348 | void RotateSlower(bool accel); |
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349 | void RotateFaster(bool accel); |
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350 | |
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351 | void SwitchToElevation(); |
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352 | void SwitchToPlan(); |
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353 | |
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354 | void SetViewTo(Double xmin, Double xmax, Double ymin, Double ymax, Double zmin, Double zmax); |
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355 | |
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356 | double GetCompassValue() const { return m_PanAngle; } |
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357 | bool ShowingPlan() const; |
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358 | bool ShowingElevation() const; |
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359 | bool ShowingMeasuringLine() const; |
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360 | bool HereIsReal() const { return m_here.IsValid() && !m_here_is_temporary; } |
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361 | |
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362 | bool CanRaiseViewpoint() const; |
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363 | bool CanLowerViewpoint() const; |
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364 | |
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365 | bool IsRotating() const { return m_Rotating; } |
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366 | bool HasData() const { return m_DoneFirstShow && m_HaveData; } |
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367 | bool HasDepth() const; |
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368 | bool HasErrorInformation() const; |
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369 | bool HasDateInformation() const; |
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370 | |
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371 | double GetScale() const { return m_Scale; } |
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372 | void SetScale(Double scale); |
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373 | |
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374 | bool ShowingStationNames() const { return m_Names; } |
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375 | bool ShowingOverlappingNames() const { return m_OverlappingNames; } |
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376 | bool ShowingCrosses() const { return m_Crosses; } |
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377 | bool ShowingGrid() const { return m_Grid; } |
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378 | |
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379 | int ColouringBy() const { return m_ColourBy; } |
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380 | |
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381 | bool HasUndergroundLegs() const; |
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382 | bool HasSplays() const; |
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383 | bool HasSurfaceLegs() const; |
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384 | bool HasTubes() const; |
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385 | |
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386 | bool ShowingUndergroundLegs() const { return m_Legs; } |
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387 | int ShowingSplaysMode() const { return m_Splays; } |
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388 | bool ShowingSurfaceLegs() const { return m_Surface; } |
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389 | |
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390 | bool ShowingColourKey() const { return m_ColourKey; } |
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391 | bool ShowingScaleBar() const { return m_Scalebar; } |
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392 | |
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393 | bool ShowingEntrances() const { return m_Entrances; } |
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394 | bool ShowingFixedPts() const { return m_FixedPts; } |
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395 | bool ShowingExportedPts() const { return m_ExportedPts; } |
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396 | |
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397 | int GetNumEntrances() const; |
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398 | int GetNumFixedPts() const; |
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399 | int GetNumExportedPts() const; |
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400 | |
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401 | void ToggleUndergroundLegs() { |
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402 | ToggleFlag(&m_Legs, UPDATE_BLOBS_AND_CROSSES); |
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403 | } |
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404 | void SetSplaysMode(int mode) { |
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405 | m_Splays = mode; |
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406 | UpdateBlobs(); |
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407 | InvalidateList(LIST_UNDERGROUND_LEGS); |
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408 | ForceRefresh(); |
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409 | } |
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410 | void ToggleSurfaceLegs() { |
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411 | ToggleFlag(&m_Surface, UPDATE_BLOBS_AND_CROSSES); |
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412 | } |
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413 | void ToggleCompass() { |
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414 | ToggleFlag(&m_Compass); |
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415 | InvalidateList(LIST_SCALE_BAR); |
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416 | } |
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417 | void ToggleClino() { |
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418 | ToggleFlag(&m_Clino); |
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419 | InvalidateList(LIST_SCALE_BAR); |
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420 | } |
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421 | void ToggleScaleBar() { ToggleFlag(&m_Scalebar); } |
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422 | void ToggleEntrances() { ToggleFlag(&m_Entrances, UPDATE_BLOBS); } |
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423 | void ToggleFixedPts() { ToggleFlag(&m_FixedPts, UPDATE_BLOBS); } |
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424 | void ToggleExportedPts() { ToggleFlag(&m_ExportedPts, UPDATE_BLOBS); } |
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425 | void ToggleGrid() { ToggleFlag(&m_Grid); } |
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426 | void ToggleCrosses() { ToggleFlag(&m_Crosses); } |
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427 | void ToggleStationNames() { ToggleFlag(&m_Names); } |
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428 | void ToggleOverlappingNames() { ToggleFlag(&m_OverlappingNames); } |
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429 | void ToggleColourKey() { ToggleFlag(&m_ColourKey); } |
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430 | void ToggleMetric() { |
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431 | ToggleFlag(&m_Metric); |
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432 | InvalidateList(LIST_DEPTH_KEY); |
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433 | InvalidateList(LIST_SCALE_BAR); |
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434 | } |
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435 | void ToggleDegrees() { ToggleFlag(&m_Degrees); } |
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436 | void TogglePercent() { ToggleFlag(&m_Percent); } |
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437 | void ToggleTubes() { ToggleFlag(&m_Tubes); } |
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438 | void TogglePerspective() { GLACanvas::TogglePerspective(); ForceRefresh(); } |
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439 | void ToggleSmoothShading(); |
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440 | bool DisplayingBoundingBox() const { return m_BoundingBox; } |
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441 | void ToggleBoundingBox() { ToggleFlag(&m_BoundingBox); } |
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442 | |
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443 | bool GetMetric() const { return m_Metric; } |
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444 | bool GetDegrees() const { return m_Degrees; } |
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445 | bool GetPercent() const { return m_Percent; } |
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446 | bool GetTubes() const { return m_Tubes; } |
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447 | |
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448 | bool CheckHitTestGrid(const wxPoint& point, bool centre); |
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449 | |
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450 | void ClearTreeSelection(); |
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451 | |
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452 | void Defaults(); |
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453 | |
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454 | void FullScreenMode(); |
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455 | |
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456 | bool IsFullScreen() const; |
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457 | |
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458 | void DragFinished(); |
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459 | |
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460 | void SplitLineAcrossBands(int band, int band2, |
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461 | const Vector3 &p, const Vector3 &q, |
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462 | Double factor = 1.0); |
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463 | int GetDepthColour(Double z) const; |
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464 | Double GetDepthBoundaryBetweenBands(int a, int b) const; |
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465 | void AddPolyline(const traverse & centreline); |
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466 | void AddPolylineDepth(const traverse & centreline); |
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467 | void AddPolylineDate(const traverse & centreline); |
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468 | void AddPolylineError(const traverse & centreline); |
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469 | void AddQuadrilateral(const Vector3 &a, const Vector3 &b, |
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470 | const Vector3 &c, const Vector3 &d); |
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471 | void AddPolylineShadow(const traverse & centreline); |
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472 | void AddQuadrilateralDepth(const Vector3 &a, const Vector3 &b, |
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473 | const Vector3 &c, const Vector3 &d); |
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474 | void AddQuadrilateralDate(const Vector3 &a, const Vector3 &b, |
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475 | const Vector3 &c, const Vector3 &d); |
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476 | void AddQuadrilateralError(const Vector3 &a, const Vector3 &b, |
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477 | const Vector3 &c, const Vector3 &d); |
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478 | void MoveViewer(double forward, double up, double right); |
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479 | |
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480 | void (GfxCore::* AddQuad)(const Vector3 &a, const Vector3 &b, |
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481 | const Vector3 &c, const Vector3 &d); |
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482 | void (GfxCore::* AddPoly)(const traverse & centreline); |
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483 | |
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484 | PresentationMark GetView() const; |
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485 | void SetView(const PresentationMark & p); |
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486 | void PlayPres(double speed, bool change_speed = true); |
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487 | int GetPresentationMode() const { return presentation_mode; } |
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488 | double GetPresentationSpeed() const { return presentation_mode ? pres_speed : 0; } |
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489 | |
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490 | void SetColourBy(int colour_by); |
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491 | bool ExportMovie(const wxString & fnm); |
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492 | void OnPrint(const wxString &filename, const wxString &title, |
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493 | const wxString &datestamp, time_t datestamp_numeric); |
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494 | void OnExport(const wxString &filename, const wxString &title, |
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495 | const wxString &datestamp, time_t datestamp_numeric); |
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496 | void SetCursor(GfxCore::cursor new_cursor); |
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497 | bool MeasuringLineActive() const; |
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498 | |
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499 | bool HandleRClick(wxPoint point); |
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500 | |
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501 | void InvalidateAllLists() { |
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502 | for (int i = 0; i < LIST_LIMIT_; ++i) { |
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503 | InvalidateList(i); |
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504 | } |
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505 | } |
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506 | private: |
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507 | DECLARE_EVENT_TABLE() |
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508 | }; |
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509 | |
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510 | #endif |
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